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Hazardous Weather Conditions

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Fog/Mist

38°F

3°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 30.21 in
Dewpoint 38°F (3°C)
Visibility 4.00 mi
Last update 27 Apr 3:55 am EDT
Extended Forecast for

2 Miles W Coatesville PA

Frost Advisory April 27, 04:02am until April 27, 08:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory April 27, 04:02am until April 27, 08:00am

    NOW until 8:00am Mon

    Frost Advisory

  • Today

    High: 67 °F

    Patchy Frost
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 41. Southeast wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Partly sunny, with a high near 65. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 65 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 46. Southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 63. Southeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 47. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Today
Patchy frost before 8am. Otherwise, sunny, with a high near 67. Calm wind becoming northeast around 5 mph in the morning.
Tonight
Mostly clear, with a low around 41. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers after 2pm. Partly sunny, with a high near 65. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 46. Southeast wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 63. Southeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 47. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, mainly before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 59. Breezy.
Friday Night
Partly cloudy, with a low around 40.
Saturday
A chance of showers. Mostly sunny, with a high near 57. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Coatesville PA
 39.99°N 75.85°W (Elev. 597 ft)
Last Update:
4:08 pm EDT Apr 26, 2026
Forecast Valid:
4am EDT Apr 27, 2026-6pm EDT May 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation